document.write( "Question 551056: one of two supplementary angles is 30 degrees greater than twice the other. find the degree measure of each angle? \n" ); document.write( "
Algebra.Com's Answer #359340 by oberobic(2304)\"\" \"About 
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Two angles can be defined as 'a' and 'b'.
\n" ); document.write( "They are supplementary, so: a+b=180.
\n" ); document.write( "a = 2*b +30
\n" ); document.write( "Substitute
\n" ); document.write( "2b + 30 +b = 180
\n" ); document.write( "3b = 150
\n" ); document.write( "b = 50
\n" ); document.write( "a = 2*50 + 30 = 130
\n" ); document.write( "or
\n" ); document.write( "a = 180-50 = 130
\n" ); document.write( ".
\n" ); document.write( "Answer: The two angles are 50 degrees and 130 degrees.
\n" ); document.write( ".
\n" ); document.write( "Done.
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